OptionaltopCenter of the leg's top circle, where it meets the base panel.
OptionalbottomCenter of the leg's bottom circle, on the ground.
OptionaltopRadius of the leg at its top, from radiusLegTop.
OptionalbottomRadius of the leg at the ground, from radiusLegBottom.
OptionalshapesThe leg solid as leg, and the circles at its top and bottom.
One leg of the Elegant Table, with an id of the form "leg-part-0": its solid, the circles at its ends, their centers and its radii, returned in
ElegantTableData.legParts.